Pink Muhly Grass

Binomial name

Muhlenbergia capillaris

Common names

Pink Muhly Grass, Hairawn Muhly

Description

Muhlenbergia capillaris, commonly known as Pink Muhly Grass, is a stunning ornamental grass that stands out with its airy, pinkish-purple flower plumes. Native to the southeastern United States, this grass adds texture and color to gardens with its wispy, cloud-like blooms that appear in late summer to fall. The plant has fine, green leaves that create a soft, billowing mound, which transitions to a dramatic pink or purplish hue during its blooming period. Its graceful form and vibrant color make it a perfect choice for borders, meadows, and low-maintenance garden designs. Beyond its visual appeal, it’s also a valuable habitat for pollinators such as bees and butterflies.

Light requirements

Muhlenbergia capillaris thrives in full sun. For the best blooming and foliage color, it needs at least 6 hours of direct sunlight per day. While it can tolerate partial shade, it’s the sun exposure that really brings out the vibrant pink or purple plumes. The more sunlight it receives, the more spectacular the display. Whether planted in a sunny garden bed or along a fence line, make sure this plant gets plenty of light for optimal growth.

Soil preferences, including pH and drainage

This ornamental grass prefers well-draining, sandy or loamy soil with a slightly acidic to neutral pH (6.0 to 7.0). It’s not particularly picky about soil quality but does require good drainage to prevent waterlogging. Muhlenbergia capillaris is drought-tolerant once established and can handle poor, dry soils, making it a great choice for xeriscaping and low-water gardens. Avoid heavy clay or wet soils, as these conditions can cause the plant’s roots to rot. If planting in containers, use a well-draining potting mix that promotes good air circulation around the roots.

Water needs

Water regularly during the growing season to keep the soil moist but well-drained. While Pink Muhly Grass is drought-tolerant once established, it benefits from consistent watering during its first year to help establish a strong root system. After it has matured, it can survive on minimal water. During the blooming season, ensure the plant stays hydrated, especially in hotter climates. However, be careful not to overwater—allow the soil to dry out slightly between waterings, particularly in cooler months.